*SUPPORT*
IN: zup zup OUT: RED RED
IN: kiki lug OUT: BLUE BLUE
IN: zup wif wif lug dax fep OUT: PURPLE RED YELLOW YELLOW YELLOW
IN: fep zup fep OUT: PURPLE RED PURPLE
IN: zup lug OUT: RED RED
IN: kiki kiki lug OUT: BLUE BLUE BLUE
IN: fep zup lug dax kiki dax wif OUT: YELLOW BLUE PURPLE RED RED
IN: wif wif lug OUT: YELLOW YELLOW YELLOW
IN: kiki OUT: BLUE
IN: kiki wif fep OUT: BLUE YELLOW PURPLE
IN: fep lug dax zup blicket zup dax fep OUT: PURPLE RED PURPLE PURPLE RED RED
IN: fep OUT: PURPLE
IN: wif OUT: YELLOW
IN: zup lug dax zup blicket kiki OUT: RED RED RED BLUE BLUE

*QUERY*
IN: fep dax wif dax zup OUT: RED YELLOW PURPLE
IN: kiki lug dax zup dax kiki OUT: BLUE RED BLUE BLUE
IN: zup OUT: RED
IN: wif wif dax wif OUT: YELLOW YELLOW YELLOW
IN: wif blicket fep OUT: YELLOW PURPLE PURPLE
IN: wif kiki lug OUT: YELLOW BLUE BLUE
IN: wif lug OUT: YELLOW YELLOW
IN: fep blicket fep lug OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: wif zup blicket fep lug dax wif OUT: YELLOW YELLOW RED PURPLE PURPLE PURPLE PURPLE
IN: fep blicket kiki lug OUT: PURPLE BLUE BLUE BLUE BLUE

*GRAMMAR*
fep -> PURPLE 
 zup -> RED 
 kiki -> BLUE 
 wif -> YELLOW 
 x1 dax u1 -> [u1] [x1] 
 u1 lug -> [u1] [u1] 
 x1 blicket x2 -> [x1] [x2] [x2] 
 u1 x1 -> [u1] [x1] 
 